<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app">
    <p>{{msg}}</p>
    <p>{{count}}</p>
    <input type="text" v-model="msg">
    <input type="text" v-model="count">
  </div>
</body>
<script src="./vue.js"></script>
<script>
  let vm = new Vue({
    el: '#app',
    data: {
      msg: 'ttq',
      count: 100
    }
  })
</script>

</html>